Joseph Cotten

Character: Baron Frankenstein

Rosalba Neri

Character: Tania Frankenstein

Paul Müller

Character: Dr. Charles Marshall

Herbert Fux

Character: Tom Lynch

Renate Kasché

Character: Julia Black

Mickey Hargitay

Character: Captain Harris

Lorenzo Terzon

Character: Harris' assistant

Andrea Aureli

Character: Jim Turner

Ada Pometti

Character: Sara Willis

Joshua Sinclair

Character: John

Richard Beardley

Character: Simon Burke

Petar Martinovitch

Character: Jack Morgan

Herb Andress

Character: Hunchback

Marino Masé

Character: Thomas Stack (as Peter Whiteman)

Adam Welles

Character: Child

Riccardo Pizzuti

Character: The Creature

Romano Puppo

Character: Zack